MIXAL
instructions.h
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1 #ifndef INCLUDE_INSTRUCTIONS_H_
2 #define INCLUDE_INSTRUCTIONS_H_
3 
4 #include <cstdint>
5 #include <string>
6 
12 namespace mixal {
13 
15 class Instructions {
16  public:
17  enum Code {
18  INVALID = -1,
19  NOP = 0, // no operation
20  ADD = 1, // add
21  FADD = 1, // float add (6)
22  SUB = 2, // subtract
23  FSUB = 2, // float subtract (6)
24  MUL = 3, // multiply
25  FMUL = 3, // float multiply (6)
26  DIV = 4, // divide
27  FDIV = 4, // float divide (6)
28  NUM = 5, // convert to numeric (0)
29  CHAR = 5, // convert to characters (1)
30  HLT = 5, // halt (2)
31  SLA = 6, // shift left A (0)
32  SRA = 6, // shift right A (1)
33  SLAX = 6, // shift left AX (2)
34  SRAX = 6, // shift right AX (3)
35  SLC = 6, // shift left AX circularly (4)
36  SRC = 6, // shift right AX circularly (5)
37  MOVE = 7, // move
38  LDA = 8, // load A
39  LD1 = 9, // load I1
40  LD2 = 10, // load I2
41  LD3 = 11, // load I3
42  LD4 = 12, // load I4
43  LD5 = 13, // load I5
44  LD6 = 14, // load I6
45  LDX = 15, // load X
46  LDAN = 16, // load A negative
47  LD1N = 17, // load I1 negative
48  LD2N = 18, // load I2 negative
49  LD3N = 19, // load I3 negative
50  LD4N = 20, // load I4 negative
51  LD5N = 21, // load I5 negative
52  LD6N = 22, // load I6 negative
53  LDXN = 23, // load X
54  STA = 24, // store A
55  ST1 = 25, // store I1
56  ST2 = 26, // store I2
57  ST3 = 27, // store I3
58  ST4 = 28, // store I4
59  ST5 = 29, // store I5
60  ST6 = 30, // store I6
61  STX = 31, // store X
62  STJ = 32, // store J
63  STZ = 33, // store zero
64  JBUS = 34, // jump busy
65  IOC = 35, // input-output control
66  IN = 36, // input
67  OUT = 37, // output
68  JRED = 38, // jump ready
69  JMP = 39, // jump (0)
70  JSJ = 39, // jump, save J (1)
71  JOV = 39, // jump on overflow (2)
72  JNOV = 39, // jump on no overflow (3)
73  JL = 39, // jump on less (4)
74  JE = 39, // jump on equal (5)
75  JG = 39, // jump on greater (6)
76  JGE = 39, // jump on greater-or-equal (7)
77  JNE = 39, // jump on unequal (8)
78  JLE = 39, // jump on less-or-equal (9)
79  JAN = 40, // jump A negative (0)
80  JAZ = 40, // jump A zero (1)
81  JAP = 40, // jump A positive (2)
82  JANN = 40, // jump A nonnegative (3)
83  JANZ = 40, // jump A nonzero (4)
84  JANP = 40, // jump A nonpositive (5)
85  J1N = 41, // jump I1 negative (0)
86  J1Z = 41, // jump I1 zero (1)
87  J1P = 41, // jump I1 positive (2)
88  J1NN = 41, // jump I1 nonnegative (3)
89  J1NZ = 41, // jump I1 nonzero (4)
90  J1NP = 41, // jump I1 nonpositive (5)
91  J2N = 42, // jump I2 negative (0)
92  J2Z = 42, // jump I2 zero (1)
93  J2P = 42, // jump I2 positive (2)
94  J2NN = 42, // jump I2 nonnegative (3)
95  J2NZ = 42, // jump I2 nonzero (4)
96  J2NP = 42, // jump I2 nonpositive (5)
97  J3N = 43, // jump I3 negative (0)
98  J3Z = 43, // jump I3 zero (1)
99  J3P = 43, // jump I3 positive (2)
100  J3NN = 43, // jump I3 nonnegative (3)
101  J3NZ = 43, // jump I3 nonzero (4)
102  J3NP = 43, // jump I3 nonpositive (5)
103  J4N = 44, // jump I4 negative (0)
104  J4Z = 44, // jump I4 zero (1)
105  J4P = 44, // jump I4 positive (2)
106  J4NN = 44, // jump I4 nonnegative (3)
107  J4NZ = 44, // jump I4 nonzero (4)
108  J4NP = 44, // jump I4 nonpositive (5)
109  J5N = 45, // jump I5 negative (0)
110  J5Z = 45, // jump I5 zero (1)
111  J5P = 45, // jump I5 positive (2)
112  J5NN = 45, // jump I5 nonnegative (3)
113  J5NZ = 45, // jump I5 nonzero (4)
114  J5NP = 45, // jump I5 nonpositive (5)
115  J6N = 46, // jump I6 negative (0)
116  J6Z = 46, // jump I6 zero (1)
117  J6P = 46, // jump I6 positive (2)
118  J6NN = 46, // jump I6 nonnegative (3)
119  J6NZ = 46, // jump I6 nonzero (4)
120  J6NP = 46, // jump I6 nonpositive (5)
121  JXN = 47, // jump X negative (0)
122  JXZ = 47, // jump X zero (1)
123  JXP = 47, // jump X positive (2)
124  JXNN = 47, // jump X nonnegative (3)
125  JXNZ = 47, // jump X nonzero (4)
126  JXNP = 47, // jump X nonpositive (5)
127  INCA = 48, // increase A (0)
128  DECA = 48, // decrease A (1)
129  ENTA = 48, // enter A (2)
130  ENNA = 48, // enter negative A (3)
131  INC1 = 49, // increase I1 (0)
132  DEC1 = 49, // decrease I1 (1)
133  ENT1 = 49, // enter I1 (2)
134  ENN1 = 49, // enter negative I1 (3)
135  INC2 = 50, // increase I2 (0)
136  DEC2 = 50, // decrease I2 (1)
137  ENT2 = 50, // enter I2 (2)
138  ENN2 = 50, // enter negative I2 (3)
139  INC3 = 51, // increase I3 (0)
140  DEC3 = 51, // decrease I3 (1)
141  ENT3 = 51, // enter I3 (2)
142  ENN3 = 51, // enter negative I3 (3)
143  INC4 = 52, // increase I4 (0)
144  DEC4 = 52, // decrease I4 (1)
145  ENT4 = 52, // enter I4 (2)
146  ENN4 = 52, // enter negative I4 (3)
147  INC5 = 53, // increase I5 (0)
148  DEC5 = 53, // decrease I5 (1)
149  ENT5 = 53, // enter I5 (2)
150  ENN5 = 53, // enter negative I5 (3)
151  INC6 = 54, // increase I6 (0)
152  DEC6 = 54, // decrease I6 (1)
153  ENT6 = 54, // enter I6 (2)
154  ENN6 = 54, // enter negative I6 (3)
155  INCX = 55, // increase X (0)
156  DECX = 55, // decrease X (1)
157  ENTX = 55, // enter X (2)
158  ENNX = 55, // enter negative X (3)
159  CMPA = 56, // compare A
160  FCMP = 56, // float compare A (6)
161  CMP1 = 57, // compare I1
162  CMP2 = 58, // compare I2
163  CMP3 = 59, // compare I3
164  CMP4 = 60, // compare I4
165  CMP5 = 61, // compare I5
166  CMP6 = 62, // compare I6
167  CMPX = 63, // compare IX
168  LAST = 63, // last operation
169  PSEUDO = 100, // pseudo-operation: begin index
170  EQU = 100, // pseudo-operation: equivalent
171  ORIG = 101, // pseudo-operation: originate
172  CON = 102, // pseudo-operation: constant
173  ALF = 103, // pseudo-operation: alphabeta
174  END = 104, // pseudo-operation: end
175  };
176 
178  static bool hasArguments(Instructions::Code code);
180  static Instructions::Code getInstructionCode(const std::string& name);
182  static int getDefaultField(const std::string& name);
184  static int getCost(Instructions::Code code, uint8_t field = 0);
185 };
186 
187 }; // namespace mixal
188 
189 
190 #endif // INCLUDE_INSTRUCTIONS_H_
mixal::Instructions
Definition: instructions.h:15
mixal::Instructions::getDefaultField
static int getDefaultField(const std::string &name)
Definition: instructions.cpp:1222
mixal::Instructions::getCost
static int getCost(Instructions::Code code, uint8_t field=0)
Definition: instructions.cpp:2045
mixal::Instructions::hasArguments
static bool hasArguments(Instructions::Code code)
Definition: instructions.cpp:5
mixal::Instructions::getInstructionCode
static Instructions::Code getInstructionCode(const std::string &name)
Definition: instructions.cpp:9
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